[PATCH RESEND 5/7] xfstest: Add test case to check various corner cases for collapsing range

From: Namjae Jeon
Date: Sun Oct 06 2013 - 16:14:08 EST

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From: Namjae Jeon <namjae.jeon@xxxxxxxxxxx>

This patch checks various corner cases for collapsing a range.
This patch is based on generic/255 test case which checks various corner
cases for punch hole.

Signed-off-by: Namjae Jeon <namjae.jeon@xxxxxxxxxxx>
Signed-off-by: Ashish Sangwan <a.sangwan@xxxxxxxxxxx>
---
common/collapse | 264 ++++++++++++++++++++++++++++++++++++++++++++++++++
common/rc | 14 +++
tests/shared/316 | 70 +++++++++++++
tests/shared/316.out | 221 ++++++++++++++++++++++++++++++++++++++++++
tests/shared/group | 2 +-
5 files changed, 570 insertions(+), 1 deletion(-)
create mode 100644 common/collapse
create mode 100644 tests/shared/316
create mode 100644 tests/shared/316.out

diff --git a/common/collapse b/common/collapse
new file mode 100644
index 0000000..dd3be5e
--- /dev/null
+++ b/common/collapse
@@ -0,0 +1,264 @@
+##/bin/bash
+#
+# Copyright (c) 2013 Samsung Electronics. All Rights Reserved.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it would be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write the Free Software Foundation,
+# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+#
+# Test procedure for checking collapse range feature
+
+# Test different corner cases for collapsing a range:
+#
+# 1. into a hole
+# 2. into allocated space
+# 3. into unwritten space
+# 4. hole -> data
+# 5. hole -> unwritten
+# 6. data -> hole
+# 7. data -> unwritten
+# 8. unwritten -> hole
+# 9. unwritten -> data
+# 10. hole -> data -> hole
+# 11. data -> hole -> data
+# 12. unwritten -> data -> unwritten
+# 13. data -> unwritten -> data
+# 14. data -> hole @ EOF
+# 15. data -> hole @ 0
+# 16. data -> cache cold ->hole
+#
+# Test file is removed, created and sync'd between tests.
+#
+# Use -k flag to keep the file between tests. This will
+# test the handling of pre-existing holes.
+#
+# Use the -d flag to not sync the file between tests.
+# This will test the handling of delayed extents
+#
+_test_generic_collapse()
+{
+
+ remove_testfile=1
+ sync_cmd="-c fsync"
+ OPTIND=1
+ while getopts 'dk' OPTION
+ do
+ case $OPTION in
+ k) remove_testfile=
+ ;;
+ d) sync_cmd=
+ ;;
+ ?) echo Invalid flag
+ exit 1
+ ;;
+ esac
+ done
+ shift $(($OPTIND - 1))
+
+ alloc_cmd=$1
+ collapse_cmd=$2
+ punch_cmd=$3
+ map_cmd=$4
+ filter_cmd=$5
+ testfile=$6
+
+ echo " 1. into a hole"
+ if [ "$remove_testfile" ]; then
+ rm -f $testfile
+ fi
+ $XFS_IO_PROG -f -c "truncate 80k" \
+ -c "$collapse_cmd 16k 32k" \
+ -c "$map_cmd -v" $testfile | $filter_cmd
+ [ $? -ne 0 ] && die_now
+ _md5_checksum $testfile
+
+ echo " 2. into allocated space"
+ if [ "$remove_testfile" ]; then
+ rm -f $testfile
+ fi
+ $XFS_IO_PROG -f -c "truncate 80k" \
+ -c "pwrite 0 80k" $sync_cmd \
+ -c "$collapse_cmd 16k 32k" \
+ -c "$map_cmd -v" $testfile | $filter_cmd
+ [ $? -ne 0 ] && die_now
+ _md5_checksum $testfile
+
+ echo " 3. into unwritten space"
+ if [ "$remove_testfile" ]; then
+ rm -f $testfile
+ fi
+ $XFS_IO_PROG -f -c "truncate 80k" \
+ -c "$alloc_cmd 0 80k" \
+ -c "$collapse_cmd 16k 32k" \
+ -c "$map_cmd -v" $testfile | $filter_cmd
+ [ $? -ne 0 ] && die_now
+ _md5_checksum $testfile
+
+ echo " 4. hole -> data"
+ if [ "$remove_testfile" ]; then
+ rm -f $testfile
+ fi
+ $XFS_IO_PROG -f -c "truncate 80k" \
+ -c "pwrite 32k 32k" $sync_cmd \
+ -c "$collapse_cmd 16k 32k" \
+ -c "$map_cmd -v" $testfile | $filter_cmd
+ [ $? -ne 0 ] && die_now
+ _md5_checksum $testfile
+
+ echo " 5. hole -> unwritten"
+ if [ "$remove_testfile" ]; then
+ rm -f $testfile
+ fi
+ $XFS_IO_PROG -f -c "truncate 80k" \
+ -c "$alloc_cmd 32k 32k" \
+ -c "$collapse_cmd 16k 32k" \
+ -c "$map_cmd -v" $testfile | $filter_cmd
+ [ $? -ne 0 ] && die_now
+ _md5_checksum $testfile
+
+ echo " 6. data -> hole"
+ if [ "$remove_testfile" ]; then
+ rm -f $testfile
+ fi
+ $XFS_IO_PROG -f -c "truncate 80k" \
+ -c "pwrite 0 32k" $sync_cmd \
+ -c "$collapse_cmd 16k 32k" \
+ -c "$map_cmd -v" $testfile | $filter_cmd
+ [ $? -ne 0 ] && die_now
+ _md5_checksum $testfile
+
+ echo " 7. data -> unwritten"
+ if [ "$remove_testfile" ]; then
+ rm -f $testfile
+ fi
+ $XFS_IO_PROG -f -c "truncate 80k" \
+ -c "pwrite 0 32k" $sync_cmd \
+ -c "$alloc_cmd 32k 32k" \
+ -c "$collapse_cmd 16k 32k" \
+ -c "$map_cmd -v" $testfile | $filter_cmd
+ [ $? -ne 0 ] && die_now
+ _md5_checksum $testfile
+
+ echo " 8. unwritten -> hole"
+ if [ "$remove_testfile" ]; then
+ rm -f $testfile
+ fi
+ $XFS_IO_PROG -f -c "truncate 80k" \
+ -c "$alloc_cmd 0 32k" \
+ -c "$collapse_cmd 16k 32k" \
+ -c "$map_cmd -v" $testfile | $filter_cmd
+ [ $? -ne 0 ] && die_now
+ _md5_checksum $testfile
+
+ echo " 9. unwritten -> data"
+ if [ "$remove_testfile" ]; then
+ rm -f $testfile
+ fi
+ $XFS_IO_PROG -f -c "truncate 80k" \
+ -c "$alloc_cmd 0 32k" \
+ -c "pwrite 32k 32k" $sync_cmd \
+ -c "$collapse_cmd 16k 32k" \
+ -c "$map_cmd -v" $testfile | $filter_cmd
+ [ $? -ne 0 ] && die_now
+ _md5_checksum $testfile
+
+ echo " 10. hole -> data -> hole"
+ if [ "$remove_testfile" ]; then
+ rm -f $testfile
+ fi
+ $XFS_IO_PROG -f -c "truncate 80k" \
+ -c "pwrite 32k 16k" $sync_cmd \
+ -c "$collapse_cmd 16k 48k" \
+ -c "$map_cmd -v" $testfile | $filter_cmd
+ [ $? -ne 0 ] && die_now
+ _md5_checksum $testfile
+
+ echo " 11. data -> hole -> data"
+ if [ "$remove_testfile" ]; then
+ rm -f $testfile
+ fi
+ $XFS_IO_PROG -f -c "truncate 80k" \
+ -c "$alloc_cmd 0 80k" \
+ -c "pwrite 0 32k" \
+ -c "pwrite 48k 32k" $sync_cmd \
+ -c "$punch_cmd 32k 16k" \
+ -c "$collapse_cmd 8k 48k" \
+ -c "$map_cmd -v" $testfile | $filter_cmd
+ [ $? -ne 0 ] && die_now
+ _md5_checksum $testfile
+
+ echo " 12. unwritten -> data -> unwritten"
+ if [ "$remove_testfile" ]; then
+ rm -f $testfile
+ fi
+ $XFS_IO_PROG -f -c "truncate 80k" \
+ -c "$alloc_cmd 0 80k" \
+ -c "pwrite 32k 16k" $sync_cmd \
+ -c "$collapse_cmd 16k 48k" \
+ -c "$map_cmd -v" $testfile | $filter_cmd
+ [ $? -ne 0 ] && die_now
+ _md5_checksum $testfile
+
+ echo " 13. data -> unwritten -> data"
+ if [ "$remove_testfile" ]; then
+ rm -f $testfile
+ fi
+ $XFS_IO_PROG -f -c "truncate 80k" \
+ -c "$alloc_cmd 0 80k" \
+ -c "pwrite 0k 32k" $sync_cmd \
+ -c "pwrite 48k 32k" -c "fsync" \
+ -c "$collapse_cmd 16k 48k" \
+ -c "$map_cmd -v" $testfile | $filter_cmd
+ [ $? -ne 0 ] && die_now
+ _md5_checksum $testfile
+
+ echo " 14. data -> hole @ EOF"
+ rm -f $testfile
+ $XFS_IO_PROG -f -c "truncate 80k" \
+ -c "pwrite 0 80k" $sync_cmd \
+ -c "$collapse_cmd 48k 32k" \
+ -c "$map_cmd -v" $testfile | $filter_cmd
+ [ $? -ne 0 ] && die_now
+ _md5_checksum $testfile
+
+ echo " 15. data -> hole @ 0"
+ if [ "$remove_testfile" ]; then
+ rm -f $testfile
+ fi
+ $XFS_IO_PROG -f -c "truncate 80k" \
+ -c "pwrite 0 80k" $sync_cmd \
+ -c "$collapse_cmd 0k 32k" \
+ -c "$map_cmd -v" $testfile | $filter_cmd
+ [ $? -ne 0 ] && die_now
+ _md5_checksum $testfile
+
+ echo " 16. data -> cache cold ->hole"
+ if [ "$remove_testfile" ]; then
+ rm -f $testfile
+ rm -f $testfile.2
+ else
+ cp $testfile $testfile.2
+ fi
+ $XFS_IO_PROG -f -c "truncate 48k" \
+ -c "pwrite 0k 48k" -c "fsync" $testfile.2 \
+ > /dev/null
+ $XFS_IO_PROG -f -c "truncate 80k" \
+ -c "pwrite 0 80k" $sync_cmd \
+ -c "$collapse_cmd 0k 32k" \
+ -c "fadvise -d" \
+ -c "$map_cmd -v" $testfile | $filter_cmd
+ diff $testfile $testfile.2
+ [ $? -ne 0 ] && die_now
+ rm -f $testfile.2
+ _md5_checksum $testfile
+
+}
diff --git a/common/rc b/common/rc
index 77e96c4..1779eed 100644
--- a/common/rc
+++ b/common/rc
@@ -1248,6 +1248,20 @@ _require_xfs_io_falloc_punch()
_notrun "xfs_io fallocate punch command failed (no fs support?)"
}

+# check that xfs_io, kernel and filesystem all support fallocate with collapse
+# range
+_require_xfs_io_falloc_collapse()
+{
+ testfile=$TEST_DIR/$$.falloc
+ testio=`$XFS_IO_PROG -F -f -c "pwrite 0 20k" -c "fsync" \
+ -c "fcollapse 4k 8k" $testfile 2>&1`
+ rm -f $testfile 2>&1 > /dev/null
+ echo $testio | grep -q "not found" && \
+ _notrun "xfs_io fallocate collapse range support is missing"
+ echo $testio | grep -q "Operation not supported" && \
+ _notrun "xfs_io fallocate collapse range failed (no fs support?)"
+}
+
# check that xfs_io, kernel and filesystem support fiemap
_require_xfs_io_fiemap()
{
diff --git a/tests/shared/316 b/tests/shared/316
new file mode 100644
index 0000000..66a8489
--- /dev/null
+++ b/tests/shared/316
@@ -0,0 +1,70 @@
+#! /bin/bash
+# FS QA Test No. 316
+#
+# Test fallocate collapse range
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2013 Samsung Electronics. All Rights Reserved.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it would be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write the Free Software Foundation,
+# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+#
+#-----------------------------------------------------------------------
+#
+
+seq=`basename $0`
+seqres=$RESULT_DIR/$seq
+echo "QA output created by $seq"
+
+here=`pwd`
+tmp=/tmp/$$
+status=1 # failure is the default!
+
+_cleanup()
+{
+ rm -f $tmp.*
+}
+
+trap "_cleanup ; exit \$status" 0 1 2 3 15
+
+# get standard environment, filters and checks
+# we need to include common/punch to get defination fo filter functions
+. ./common/rc
+. ./common/filter
+. ./common/punch
+. ./common/collapse
+
+# real QA test starts here
+_supported_fs xfs ext4
+_supported_os Linux
+
+_require_xfs_io_falloc_punch
+_require_xfs_io_falloc
+_require_xfs_io_fiemap
+_require_xfs_io_falloc_collapse
+
+testfile=$TEST_DIR/316.$$
+
+# Standard collapse range tests
+_test_generic_collapse falloc fcollapse fpunch fiemap _filter_hole_fiemap $testfile
+
+# Delayed allocation collapse range tests
+_test_generic_collapse -d falloc fcollapse fpunch fiemap _filter_hole_fiemap $testfile
+
+# Multi collapse tests
+_test_generic_collapse -k falloc fcollapse fpunch fiemap _filter_hole_fiemap $testfile
+
+# Delayed allocation multi collapse range tests
+_test_generic_collapse -d -k falloc fcollapse fpunch fiemap _filter_hole_fiemap $testfile
+
+status=0 ; exit
diff --git a/tests/shared/316.out b/tests/shared/316.out
new file mode 100644
index 0000000..09ebf0d
--- /dev/null
+++ b/tests/shared/316.out
@@ -0,0 +1,221 @@
+QA output created by 316
+ 1. into a hole
+f4f35d60b3cc18aaa6d8d92f0cd3708a
+ 2. into allocated space
+0: [0..95]: extent
+f1894a71ac539f6f90426d98a4990a47
+ 3. into unwritten space
+0: [0..95]: extent
+f4f35d60b3cc18aaa6d8d92f0cd3708a
+ 4. hole -> data
+0: [0..31]: hole
+1: [32..63]: extent
+2: [64..95]: hole
+d8f51c20223dbce5c7c90db87bc221b0
+ 5. hole -> unwritten
+0: [0..31]: hole
+1: [32..63]: extent
+2: [64..95]: hole
+f4f35d60b3cc18aaa6d8d92f0cd3708a
+ 6. data -> hole
+0: [0..31]: extent
+1: [32..95]: hole
+f07217d5ac7ffa15dd8910c4aa912674
+ 7. data -> unwritten
+0: [0..63]: extent
+1: [64..95]: hole
+f07217d5ac7ffa15dd8910c4aa912674
+ 8. unwritten -> hole
+0: [0..31]: extent
+1: [32..95]: hole
+f4f35d60b3cc18aaa6d8d92f0cd3708a
+ 9. unwritten -> data
+0: [0..63]: extent
+1: [64..95]: hole
+d8f51c20223dbce5c7c90db87bc221b0
+ 10. hole -> data -> hole
+bb7df04e1b0a2570657527a7e108ae23
+ 11. data -> hole -> data
+0: [0..63]: extent
+0f0151cbed83e4bf6e5bde26e82ab115
+ 12. unwritten -> data -> unwritten
+0: [0..63]: extent
+bb7df04e1b0a2570657527a7e108ae23
+ 13. data -> unwritten -> data
+0: [0..63]: extent
+0f0151cbed83e4bf6e5bde26e82ab115
+ 14. data -> hole @ EOF
+0: [0..95]: extent
+f1894a71ac539f6f90426d98a4990a47
+ 15. data -> hole @ 0
+0: [0..95]: extent
+f1894a71ac539f6f90426d98a4990a47
+ 16. data -> cache cold ->hole
+0: [0..95]: extent
+f1894a71ac539f6f90426d98a4990a47
+ 1. into a hole
+f4f35d60b3cc18aaa6d8d92f0cd3708a
+ 2. into allocated space
+0: [0..95]: extent
+f1894a71ac539f6f90426d98a4990a47
+ 3. into unwritten space
+0: [0..95]: extent
+f4f35d60b3cc18aaa6d8d92f0cd3708a
+ 4. hole -> data
+0: [0..31]: hole
+1: [32..63]: extent
+2: [64..95]: hole
+d8f51c20223dbce5c7c90db87bc221b0
+ 5. hole -> unwritten
+0: [0..31]: hole
+1: [32..63]: extent
+2: [64..95]: hole
+f4f35d60b3cc18aaa6d8d92f0cd3708a
+ 6. data -> hole
+0: [0..31]: extent
+1: [32..95]: hole
+f07217d5ac7ffa15dd8910c4aa912674
+ 7. data -> unwritten
+0: [0..63]: extent
+1: [64..95]: hole
+f07217d5ac7ffa15dd8910c4aa912674
+ 8. unwritten -> hole
+0: [0..31]: extent
+1: [32..95]: hole
+f4f35d60b3cc18aaa6d8d92f0cd3708a
+ 9. unwritten -> data
+0: [0..63]: extent
+1: [64..95]: hole
+d8f51c20223dbce5c7c90db87bc221b0
+ 10. hole -> data -> hole
+bb7df04e1b0a2570657527a7e108ae23
+ 11. data -> hole -> data
+0: [0..63]: extent
+0f0151cbed83e4bf6e5bde26e82ab115
+ 12. unwritten -> data -> unwritten
+0: [0..63]: extent
+bb7df04e1b0a2570657527a7e108ae23
+ 13. data -> unwritten -> data
+0: [0..63]: extent
+0f0151cbed83e4bf6e5bde26e82ab115
+ 14. data -> hole @ EOF
+0: [0..95]: extent
+f1894a71ac539f6f90426d98a4990a47
+ 15. data -> hole @ 0
+0: [0..95]: extent
+f1894a71ac539f6f90426d98a4990a47
+ 16. data -> cache cold ->hole
+0: [0..95]: extent
+f1894a71ac539f6f90426d98a4990a47
+ 1. into a hole
+0: [0..31]: extent
+1: [32..95]: hole
+f07217d5ac7ffa15dd8910c4aa912674
+ 2. into allocated space
+0: [0..95]: extent
+f1894a71ac539f6f90426d98a4990a47
+ 3. into unwritten space
+0: [0..95]: extent
+f07217d5ac7ffa15dd8910c4aa912674
+ 4. hole -> data
+0: [0..63]: extent
+1: [64..95]: hole
+e5c94f6299822646f9f57aeacd8bdc01
+ 5. hole -> unwritten
+0: [0..63]: extent
+1: [64..95]: hole
+f07217d5ac7ffa15dd8910c4aa912674
+ 6. data -> hole
+0: [0..31]: extent
+1: [32..95]: hole
+f07217d5ac7ffa15dd8910c4aa912674
+ 7. data -> unwritten
+0: [0..63]: extent
+1: [64..95]: hole
+f07217d5ac7ffa15dd8910c4aa912674
+ 8. unwritten -> hole
+0: [0..31]: extent
+1: [32..95]: hole
+f07217d5ac7ffa15dd8910c4aa912674
+ 9. unwritten -> data
+0: [0..63]: extent
+1: [64..95]: hole
+e5c94f6299822646f9f57aeacd8bdc01
+ 10. hole -> data -> hole
+0: [0..31]: extent
+1: [32..63]: hole
+76cc863b386460b228a493933813a6a0
+ 11. data -> hole -> data
+0: [0..63]: extent
+0f0151cbed83e4bf6e5bde26e82ab115
+ 12. unwritten -> data -> unwritten
+0: [0..63]: extent
+76cc863b386460b228a493933813a6a0
+ 13. data -> unwritten -> data
+0: [0..63]: extent
+0f0151cbed83e4bf6e5bde26e82ab115
+ 14. data -> hole @ EOF
+0: [0..95]: extent
+f1894a71ac539f6f90426d98a4990a47
+ 15. data -> hole @ 0
+0: [0..95]: extent
+f1894a71ac539f6f90426d98a4990a47
+ 16. data -> cache cold ->hole
+0: [0..95]: extent
+f1894a71ac539f6f90426d98a4990a47
+ 1. into a hole
+0: [0..31]: extent
+1: [32..95]: hole
+f07217d5ac7ffa15dd8910c4aa912674
+ 2. into allocated space
+0: [0..95]: extent
+f1894a71ac539f6f90426d98a4990a47
+ 3. into unwritten space
+0: [0..95]: extent
+f07217d5ac7ffa15dd8910c4aa912674
+ 4. hole -> data
+0: [0..63]: extent
+1: [64..95]: hole
+e5c94f6299822646f9f57aeacd8bdc01
+ 5. hole -> unwritten
+0: [0..63]: extent
+1: [64..95]: hole
+f07217d5ac7ffa15dd8910c4aa912674
+ 6. data -> hole
+0: [0..31]: extent
+1: [32..95]: hole
+f07217d5ac7ffa15dd8910c4aa912674
+ 7. data -> unwritten
+0: [0..63]: extent
+1: [64..95]: hole
+f07217d5ac7ffa15dd8910c4aa912674
+ 8. unwritten -> hole
+0: [0..31]: extent
+1: [32..95]: hole
+f07217d5ac7ffa15dd8910c4aa912674
+ 9. unwritten -> data
+0: [0..63]: extent
+1: [64..95]: hole
+e5c94f6299822646f9f57aeacd8bdc01
+ 10. hole -> data -> hole
+0: [0..31]: extent
+1: [32..63]: hole
+76cc863b386460b228a493933813a6a0
+ 11. data -> hole -> data
+0: [0..63]: extent
+0f0151cbed83e4bf6e5bde26e82ab115
+ 12. unwritten -> data -> unwritten
+0: [0..63]: extent
+76cc863b386460b228a493933813a6a0
+ 13. data -> unwritten -> data
+0: [0..63]: extent
+0f0151cbed83e4bf6e5bde26e82ab115
+ 14. data -> hole @ EOF
+0: [0..95]: extent
+f1894a71ac539f6f90426d98a4990a47
+ 15. data -> hole @ 0
+0: [0..95]: extent
+f1894a71ac539f6f90426d98a4990a47
+ 16. data -> cache cold ->hole
+0: [0..95]: extent
+f1894a71ac539f6f90426d98a4990a47
diff --git a/tests/shared/group b/tests/shared/group
index 0ad640b..3a69294 100644
--- a/tests/shared/group
+++ b/tests/shared/group
@@ -11,4 +11,4 @@
289 auto quick
298 auto trim
305 aio dangerous enospc rw stress
-
+316 auto quick collapse
--
1.7.9.5

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Next message: Namjae Jeon: "[PATCH RESEND 6/7] xfstest: Add test case to test multiple collapse range call"
Previous message: Namjae Jeon: "[PATCH RESEND 4/7] xfsprogs: xfsio: add support FALLOC_FL_COLLAPSE_RANGE for fallocate"
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